Home / 10,583.72-15,875.58-3,188.12

Finding the Fourth Proportional to 10,583.72, 15,875.58 and 3,188.12

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Solution

The fourth proportional to 10,583.72, 15,875.58 and 3,188.12 is: 4,782.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,583.72 : 15,875.58 = 3,188.12 : x
  2. Step 2: Convert to fraction form
    10,583.72/15,875.58 = 3,188.12/x
  3. Step 3: Cross multiply
    10,583.72x = 15,875.58 × 3,188.12
  4. Step 4: Simplify right side
    10,583.72x = 50,613,254.11
  5. Step 5: Solve for x
    x = 50,613,254.11/10,583.72
  6. Step 6: Final answer
    x = 4,782.18

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.